Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.21.2
Document and Entity Information - shares
9 Months Ended
Sep. 30, 2021
Nov. 15, 2021
Entity Listings [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2021  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Document Transition Report false  
Entity File Number 001-40201  
Entity Registrant Name Ross Acquisition Corp II  
Entity Central Index Key 0001841610  
Entity Incorporation, State or Country Code E9  
Entity Tax Identification Number 98-1578557  
Entity Address, Address Line One 1 Pelican Lane  
Entity Address, City or Town Palm Beach  
Entity Address, State or Province FL  
Entity Address, Postal Zip Code 33480  
City Area Code 561  
Local Phone Number 655-2615  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company true  
Units [Member]    
Entity Listings [Line Items]    
Title of 12(b) Security Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant  
Trading Symbol ROSS.U  
Security Exchange Name NYSE  
Class A Ordinary Shares [Member]    
Entity Listings [Line Items]    
Title of 12(b) Security Class A ordinary shares, par value $0.0001 per share  
Trading Symbol ROSS  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   34,500,000
Redeemable Warrants [Member]    
Entity Listings [Line Items]    
Title of 12(b) Security Redeemable warrants included as part of the units, each whole warrant exercisable for one share of Class A ordinary share at $11.50 per share  
Trading Symbol ROSS WS  
Security Exchange Name NYSE  
Class B Ordinary Shares [Member]    
Entity Listings [Line Items]    
Entity Common Stock, Shares Outstanding   8,625,000